387748920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14621}}^1$

素因数の和:14665

約数の個数: 128

約数和(自身を含む): 1326507840

約数和(自身を除く): 938758920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 13260, 14621, 26520, 29242, 43863, 58484, 73105, 87726, 116968, 146210, 175452, 190073, 219315, 248557, 292420, 350904, 380146, 438630, 497114, 570219, 584840, 745671, 760292, 877260, 950365, 994228, 1140438, 1242785, 1491342, 1520584, 1754520, 1900730, 1988456, 2280876, 2485570, 2851095, 2982684, 3231241, 3728355, 3801460, 4561752, 4971140, 5702190, 5965368, 6462482, 7456710, 7602920, 9693723, 9942280, 11404380, 12924964, 14913420, 16156205, 19387446, 22808760, 25849928, 29826840, 32312410, 38774892, 48468615, 64624820, 77549784, 96937230, 129249640, 193874460, 387748920]

約数ペア:

[(1, 387748920), (2, 193874460), (3, 129249640), (4, 96937230), (5, 77549784), (6, 64624820), (8, 48468615), (10, 38774892), (12, 32312410), (13, 29826840), (15, 25849928), (17, 22808760), (20, 19387446), (24, 16156205), (26, 14913420), (30, 12924964), (34, 11404380), (39, 9942280), (40, 9693723), (51, 7602920), (52, 7456710), (60, 6462482), (65, 5965368), (68, 5702190), (78, 4971140), (85, 4561752), (102, 3801460), (104, 3728355), (120, 3231241), (130, 2982684), (136, 2851095), (156, 2485570), (170, 2280876), (195, 1988456), (204, 1900730), (221, 1754520), (255, 1520584), (260, 1491342), (312, 1242785), (340, 1140438), (390, 994228), (408, 950365), (442, 877260), (510, 760292), (520, 745671), (663, 584840), (680, 570219), (780, 497114), (884, 438630), (1020, 380146), (1105, 350904), (1326, 292420), (1560, 248557), (1768, 219315), (2040, 190073), (2210, 175452), (2652, 146210), (3315, 116968), (4420, 87726), (5304, 73105), (6630, 58484), (8840, 43863), (13260, 29242), (14621, 26520)]